effective onadj.对 ... 有效应effectiveadj.有效的；生效的；实际的effective convexity有效凸度effective condition有效条件effectiveness index效能指数effective clearance有效间隙effective reception有效接受effective roughness有效不平顺effective amplitude有效振幅effective nutrients有效养分effective shrinkage有效收缩量effective tillering有效分蘖